#2 今日から (マ) のつく自由業! / Kyō kara (MA) no tsuku jiyūgyō! - Manga
Kyo Kara MAOH!, Vol. 2
When Japanese schoolboy Yuri Shibuya, who has a strong sense of justice, gets flushed into another world, he is hailed as the king of the Mazoku, beautiful demons who want him to lead them in their war against humans.